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Individual Calculations October 2021 |
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| Serban, Stelian Total change: -9.20 | |   |
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| Gresu Cup 2021 - U1600 | Gresu | ROU | 2021-09-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1474 | 1346 | 2.00 | 5 | 0.35 | 40 | 14.00 | |
|  Calcea, Ioan | | | 1476 | ROU | 0.00 | 1 | -0.32 | 40 | -12.80 | | | Bobu, Stefan-Valentin | | | 1556 | ROU | 0.50 | 1 | 0.27 | 40 | 10.80 | |  Cristea, Neculai | | | 1520 | ROU | 1.00 | 1 | 0.73 | 40 | 29.20 | | | Cimpean, Dragos-Lucian | | | 1361 | ROU | 0.00 | 1 | -0.48 | 40 | -19.20 | | | Adam, Ioan | | | 1458 | ROU | 0.50 | 1 | 0.15 | 40 | 6.00 | |
Rc - average rating of rated opponents, Ro - rating of a player in a tournament, Rp - rating performance of an unrated player, W - points won in a tournament against rated opponents, N - total number of games against rated opponents, Change - change used for calculation according to formula, K - development coefficient, Kchg - rating change of a player calculated as (K * change) | | | | Brasov Chess Trophy | Brasov | ROU | 2021-09-23 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1302 | 1346 | 0.50 | 2 | -0.58 | 40 | -23.20 | |
| | Pirvu, Ciprian-Valentin | | | 1564 | ROU | 0.00 | 1 | -0.22 | 40 | -8.80 | | | Moroita, Stefan | | | 1039 | ROU | 0.50 | 1 | -0.36 | 40 | -14.40 | |
Rc - average rating of rated opponents, Ro - rating of a player in a tournament, Rp - rating performance of an unrated player, W - points won in a tournament against rated opponents, N - total number of games against rated opponents, Change - change used for calculation according to formula, K - development coefficient, Kchg - rating change of a player calculated as (K * change) | | |
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